/*
 * Copyright 2021 TiKV Project Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package org.tikv.service.failsafe;

import java.io.IOException;

public class NoOpCircuitBreakerMetrics implements CircuitBreakerMetrics {
  @Override
  public void recordSuccess() {
    // do nothing
  }

  @Override
  public void recordFailure() {
    // do nothing
  }

  @Override
  public void addListener(MetricsListener metricsListener) {
    // do nothing
  }

  @Override
  public void close() throws IOException {
    // do nothing
  }
}
